SN74ALVC16409 Datasheet, PDF (2/11 Pages) Texas Instruments – 9-BIT, 4-PORT UNIVERSAL BUS EXCHANGER WITH 3-STATE OUTPUTS

SN74ALVC16409
9ĆBIT, 4ĆPORT UNIVERSAL BUS EXCHANGER
WITH 3ĆSTATE OUTPUTS
SCAS259A − NOVEMBER 1993 − REVISED JULY 1995
logic diagram (positive logic)
56
CLK
SELEN ⁵⁵
2
SEL0
SEL1 ²⁷
Flow and Storage Control
3
3
2Ax 1Ax
CLK
D
1Bx 2Ax
CLK
D
1A
2Bx 2Bx
1Ax ₃
3
1Bx
CLK
1Ax 1Ax
CLK
D
1Bx 2Ax
D
2A
2Bx 1Bx
2Ax
2Bx
One of Nine Channels
FUNCTION TABLE
INPUTS
CLK
SEND
PORT
X
X
X
L
OUTPUT
RECEIVE
PORT
B0†
L
X
H
H
↑
L
L
↑
H
H
H
X
B0†
L
X
B0†
† _{Output level before the}
indicated steady-state input
conditions were established
28
SEL2
29
SEL3
30
SEL4
1B
2B
2
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